Ключевые слова: architecture, back, blackboard, board, build, building, cartoon, chalk, chalkboard, class, classroom, college, draw, drawing, drawn, educate, education, elementary, exterior, facade, grade, grading, grammar, green, greenboard, hand, handwriting, handwritten, house, illustration, knowledge, learn, learning, letter, lettering, line, nobody, outline, school, sketch, study, studying, table, teaching, text, to, university, word, write, writing,